/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.apache.tomcat.jni;

/**
 * ProcErrorCallback Interface
 * 
 * @author Mladen Turk
 * @version $Id: ProcErrorCallback.java 939351 2010-04-29 15:41:54Z kkolinko $
 */

public interface ProcErrorCallback {

	/**
	 * Called in the child process if APR encounters an error in the child prior
	 * to running the specified program.
	 * 
	 * @param pool
	 *            Pool associated with the apr_proc_t. If your child error
	 *            function needs user data, associate it with this pool.
	 * @param err
	 *            APR error code describing the error
	 * @param description
	 *            Text description of type of processing which failed
	 */
	public void callback(long pool, int err, String description);
}
